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ID Date Author Type Category Subject Text   8472   Mon Apr 22 17:43:09 2013 Steve Update 40m Upgrading ETMY optical table & enclosure is ready for optics                                12226   Wed Jun 29 08:20:04 2016 Steve Update SUS First Contact shelf life We'll follow LIGO policy: Our policy is to use first contact within 1 year of purchase for use in the interferometers.      525   Fri Jun 6 16:47:04 2008 josephb Configuration Cameras GC650 scatter images of 1064nm light Took images similar to the scattered light images from earlier, except with the CCD GC650 camera.  The first three attached plots      8834   Fri Jul 12 09:00:10 2013 Steve Update General Halogen illumination cables disconnected Alex and Steve, Old halogen chamber illuminator cabling disconnected and potenciometer board removed      8835   Fri Jul 12 12:30:47 2013 manasa Update General Halogen illumination cables disconnected                                2585   Wed Feb 10 16:27:47 2010 steve Configuration General IFO beam heights IN VACUUM beam heights are ALL 5.5"  This is measured from the top of the      10428   Mon Aug 25 09:56:21 2014 Steve Update IMC IMC WFSs upgrade    The Napa earth quake magnitude 6 did not have any effect on the suspensions.      7466   Wed Oct 3 07:41:23 2012 Steve Update SUS MC2 sus damping restored This is the third morning in a row that the MC2 was tripped.  Would you look at it Koji?      7473   Wed Oct 3 23:24:05 2012 Koji Update SUS MC2 sus damping restored                                7496   Sun Oct 7 15:05:42 2012 Den Update SUS MC2 sus damping restored                                7460   Tue Oct 2 07:45:49 2012 Steve Update SUS MC2 & PRM sus damping restored        5139   Mon Aug 8 13:24:00 2011 steve Metaphysics Treasure Monday morning                                17908   Thu Oct 19 07:14:44 2023 JC Update IOO Morning Alignment Basic Arm Alignment has been done WFS seemed to have railed overnight. The      7568   Wed Oct 17 11:15:05 2012 Den Update SUS PITCH damping needed                                7571   Thu Oct 18 02:42:38 2012 Den Update SUS PITCH damping needed                            7x    7583   Fri Oct 19 18:30:07 2012 Den Update SUS PITCH damping needed                                7585   Sat Oct 20 01:23:56 2012 Den Update SUS PITCH damping needed                                7586   Sat Oct 20 20:37:55 2012 Den Update SUS PITCH damping needed                                7588   Mon Oct 22 11:26:12 2012 rana Update SUS PITCH damping needed   Too bad - I thought it would at least give a little damping. Since we want the      7593   Tue Oct 23 01:46:53 2012 Den Update SUS PITCH damping needed                                7598   Tue Oct 23 17:12:30 2012 Den Update SUS PITCH damping needed  Koji and Steve pointed out that previous design  of a damping bracket was a bit complicated to manufacture. So I made      7602   Tue Oct 23 18:18:29 2012 Jenne Update SUS PITCH damping needed                                7604   Wed Oct 24 01:02:10 2012 Koji Update SUS PITCH damping needed Wow... This is even more complicated than the original "Y" design...      7640   Mon Oct 29 18:14:55 2012 Den Update SUS PITCH damping needed    We've received all parts that we need for eddy current damping. I've made      12844   Wed Feb 22 08:54:17 2017 steve Update PEM PSL enclousure particle count ETMX sus damping recovered.  PSL enclousure is dusty at 20V rotation speed. Rainy days as outside condition.      13549   Tue Jan 16 11:05:51 2018 gautam Update PSL PSL shelf - AOM power connection interrupted While moving the RefCav to facilitate the PSL shelf install, I bumped the power cable to the AOM driver.      13551   Tue Jan 16 21:46:02 2018 gautam Update PSL PSL shelf - AOM power connection interrupted Johannes informed me that he touched up the PMC REFL camera alignment. I am holding off on re-soldering the AOM driver power      13538   Fri Jan 12 10:26:24 2018 Steve Update PSL PSL shelf work schedule Measurements for good fit were made. The new shelf will be installed on next Tuesday at 2pm      7566   Wed Oct 17 08:30:49 2012 Steve Update SUS PTICH damping needed                                352   Mon Mar 3 13:58:10 2008 steve Update Computers RFM Network are down The CODAQ_RFNETWORK are down, except C1SUSVME & AWG      353   Mon Mar 3 19:34:40 2008 rana Update Computers RFM Network are down [quote]The CODAQ_RFNETWORK are down, except C1SUSVME & AWG[/quote] All of the FE machines were found to be down      8686   Thu Jun 6 15:46:10 2013 Max Horton Summary General Smart UPS 2200 Batteries Replaced Replaced the batteries successfully in the control room.  We just had to switch the clips from the old batteries to the new      12043   Wed Mar 23 11:55:47 2016 Steve Update General Smart UPS 2200 Battery Replaced Batteries replaced in control room UPS after 3 years from replaceUPSbattery.com        12952   Thu Apr 27 16:41:13 2017 Eric Gustafson Update LSC Status of the 40 m PD Frequency Response Fiber System There two reports in the DCC describing the state of the system as of October 2014 including: (1)  Alex Cole’s “T1300618      8432   Tue Apr 9 21:27:48 2013 Jenne Update 40m Upgrading TRY temporarily in place                                12788   Thu Feb 2 12:17:48 2017 Steve Update General USB microscope This AmScope microscope would have 3.5x-180x magnification, calibratable measurement function,      12813   Thu Feb 9 08:03:08 2017 Steve Update General USB microscope ordered http://www.amscope.com/3-5x-180x-boom-stand-trinocular-zoom-stereo-microscope-with-144-led-ring-light-and-10mp-camera.html will be ordered today.      12848   Thu Feb 23 14:50:26 2017 Steve Update General USB microscope returned The microscope shipped back to the vendor for credit yesterday.      12570   Wed Oct 19 14:43:15 2016 Steve Update General Viewports & coating of 2001 Tilted viewports installed in horizontal position. Atm2      14106   Thu Jul 26 15:11:18 2018 Steve Update General Viewports & coating of 2001 New optical quality BK-7 windows in 2001 [4 substrates ] AR coated R<0.75 % for 630-1064nm "      12572   Wed Oct 19 17:02:34 2016 rana Update General Viewports & coating of 2016 These old specs are not so bad. But we now want to get replacements for the TRX and TRY and PSL viewports that are R <0.1%      10023   Wed Jun 11 08:57:49 2014 Steve Update PEM air cond maintenance tomorrow morning                                5307   Fri Aug 26 10:45:17 2011 steve Update General crane at ETMY is fixed                                12868   Mon Mar 6 09:12:59 2017 Steve Update safety crane inspection 2017 All 3 cranes inspected by professional Fred Goodbar of Konecranes and load tested with 450 lbs at max reach on Friday, March      13630   Mon Feb 12 14:56:00 2018 Steve Update safety crane inspection 2018 Our 3 cranes passed  professional  inspection. Fred Goodbar of Konacrane with 450 lbs load at full extension.      12020   Fri Mar 4 11:07:10 2016 Steve Update safety crane inspection completes 2016 safey audit All 3 cranes inspected by professional and load tested with 450 lbs at max reach.        12656   Fri Dec 2 10:57:08 2016 steve Update PEM door seal replaced The south end door leaky weather seals replaced. The aim is here to get some overpressure      3404   Thu Aug 12 10:56:31 2010 steve Update Environment dusty floor work in progres I powered down 1Y1 and 1Y2 instrument racks of MC and RF-systems this morning. Both racks, SP table, clean tools-parts      11975   Thu Feb 4 10:14:52 2016 Steve Update SUS earthquake 3.5M          11932   Thu Jan 14 13:44:05 2016 Steve Update SUS earthquake 3.6M No obvious sign of damage.

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